// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/browser/fileapi/mock_file_update_observer.h"
#include "base/threading/thread_task_runner_handle.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace storage {

MockFileUpdateObserver::MockFileUpdateObserver()
    : is_ready_(false)
{
}

MockFileUpdateObserver::~MockFileUpdateObserver()
{
}

// static
UpdateObserverList MockFileUpdateObserver::CreateList(
    MockFileUpdateObserver* observer)
{
    UpdateObserverList list;
    return list.AddObserver(observer, base::ThreadTaskRunnerHandle::Get().get());
}

void MockFileUpdateObserver::OnStartUpdate(const FileSystemURL& url)
{
    if (is_ready_)
        ++start_update_count_[url];
}

void MockFileUpdateObserver::OnUpdate(const FileSystemURL& url, int64_t delta)
{
    if (!is_ready_)
        return;
    int start = start_update_count_[url];
    int end = end_update_count_[url];
    EXPECT_LT(0, start - end);
}

void MockFileUpdateObserver::OnEndUpdate(const FileSystemURL& url)
{
    if (is_ready_)
        ++end_update_count_[url];
}

} // namespace storage
